reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame^] | 1 | /* libs/graphics/animator/SkDisplayEvents.cpp |
| 2 | ** |
| 3 | ** Copyright 2006, The Android Open Source Project |
| 4 | ** |
| 5 | ** Licensed under the Apache License, Version 2.0 (the "License"); |
| 6 | ** you may not use this file except in compliance with the License. |
| 7 | ** You may obtain a copy of the License at |
| 8 | ** |
| 9 | ** http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | ** |
| 11 | ** Unless required by applicable law or agreed to in writing, software |
| 12 | ** distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | ** See the License for the specific language governing permissions and |
| 15 | ** limitations under the License. |
| 16 | */ |
| 17 | |
| 18 | #include "SkDisplayEvents.h" |
| 19 | #include "SkAnimateMaker.h" |
| 20 | #include "SkAnimator.h" |
| 21 | #include "SkDisplayEvent.h" |
| 22 | #include "SkDisplayMovie.h" |
| 23 | #include "SkDrawable.h" |
| 24 | #ifdef SK_DEBUG |
| 25 | #include "SkDump.h" |
| 26 | #endif |
| 27 | |
| 28 | SkEventState::SkEventState() : fCode(0), fDisable(false), fDisplayable(0), fX(0), fY(0) { |
| 29 | } |
| 30 | |
| 31 | SkEvents::SkEvents() { |
| 32 | } |
| 33 | |
| 34 | SkEvents::~SkEvents() { |
| 35 | } |
| 36 | |
| 37 | bool SkEvents::doEvent(SkAnimateMaker& maker, SkDisplayEvent::Kind kind, SkEventState* state) { |
| 38 | /*#ifdef SK_DUMP_ENABLED |
| 39 | if (maker.fDumpEvents) { |
| 40 | SkDebugf("doEvent: "); |
| 41 | SkString str; |
| 42 | SkDump::GetEnumString(SkType_EventKind, kind, &str); |
| 43 | SkDebugf("kind=%s ", str.c_str()); |
| 44 | if (state && state->fDisplayable) |
| 45 | state->fDisplayable->SkDisplayable::dump(&maker); |
| 46 | else |
| 47 | SkDebugf("\n"); |
| 48 | } |
| 49 | #endif*/ |
| 50 | bool handled = false; |
| 51 | SkDisplayable** firstMovie = maker.fMovies.begin(); |
| 52 | SkDisplayable** endMovie = maker.fMovies.end(); |
| 53 | for (SkDisplayable** ptr = firstMovie; ptr < endMovie; ptr++) { |
| 54 | SkDisplayMovie* movie = (SkDisplayMovie*) *ptr; |
| 55 | if (kind != SkDisplayEvent::kOnload) |
| 56 | movie->doEvent(kind, state); |
| 57 | } |
| 58 | SkDisplayable* displayable = state ? state->fDisplayable : NULL; |
| 59 | int keyCode = state ? state->fCode : 0; |
| 60 | int count = fEvents.count(); |
| 61 | for (int index = 0; index < count; index++) { |
| 62 | SkDisplayEvent* evt = fEvents[index]; |
| 63 | if (evt->disable) |
| 64 | continue; |
| 65 | if (evt->kind != kind) |
| 66 | continue; |
| 67 | if (evt->code != (SkKey) -1) { |
| 68 | if ((int) evt->code > keyCode || (int) (evt->fMax != (SkKey) -1 ? evt->fMax : evt->code) < keyCode) |
| 69 | continue; |
| 70 | evt->fLastCode = (SkKey) keyCode; |
| 71 | } |
| 72 | if (evt->fTarget != NULL && evt->fTarget != displayable) |
| 73 | continue; |
| 74 | if (state == NULL || state->fDisable == 0) { |
| 75 | if (kind >= SkDisplayEvent::kMouseDown && kind <= SkDisplayEvent::kMouseUp) { |
| 76 | evt->x = state->fX; |
| 77 | evt->y = state->fY; |
| 78 | } |
| 79 | if (evt->enableEvent(maker)) |
| 80 | fError = true; |
| 81 | } |
| 82 | handled = true; |
| 83 | } |
| 84 | return handled; |
| 85 | } |
| 86 | |
| 87 | #ifdef SK_DUMP_ENABLED |
| 88 | void SkEvents::dump(SkAnimateMaker& maker) { |
| 89 | int index; |
| 90 | SkTDDrawableArray& drawArray = maker.fDisplayList.fDrawList; |
| 91 | int count = drawArray.count(); |
| 92 | for (index = 0; index < count; index++) { |
| 93 | SkDrawable* drawable = drawArray[index]; |
| 94 | drawable->dumpEvents(); |
| 95 | } |
| 96 | count = fEvents.count(); |
| 97 | for (index = 0; index < count; index++) { |
| 98 | SkDisplayEvent* evt = fEvents[index]; |
| 99 | evt->dumpEvent(&maker); |
| 100 | } |
| 101 | } |
| 102 | #endif |
| 103 | |
| 104 | // currently this only removes onLoad events |
| 105 | void SkEvents::removeEvent(SkDisplayEvent::Kind kind, SkEventState* state) { |
| 106 | int keyCode = state ? state->fCode : 0; |
| 107 | SkDisplayable* displayable = state ? state->fDisplayable : NULL; |
| 108 | for (SkDisplayEvent** evtPtr = fEvents.begin(); evtPtr < fEvents.end(); evtPtr++) { |
| 109 | SkDisplayEvent* evt = *evtPtr; |
| 110 | if (evt->kind != kind) |
| 111 | continue; |
| 112 | if (evt->code != (SkKey) -1) { |
| 113 | if ((int) evt->code > keyCode || (int) (evt->fMax != (SkKey) -1 ? evt->fMax : evt->code) < keyCode) |
| 114 | continue; |
| 115 | } |
| 116 | if (evt->fTarget != NULL && evt->fTarget != displayable) |
| 117 | continue; |
| 118 | int index = fEvents.find(evt); |
| 119 | fEvents.remove(index); |
| 120 | } |
| 121 | } |